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1 sat \ 1 reply \ @andy 8 Nov 2024 \ on: A Game-Changing Application for the Lightning Network: the LifPay Bolt Card. lightning

Please explain to me how Bolt Card does not let the first merchant you use it with to drain the balance of the entire card?

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822 sats \ 0 replies \ @DarthCoin 8 Nov 2024

Those cards are not just simple NFC LNURL-w links. It contain a security tag embedded.
Even that the shop could grab the LNURL-w somehow, it still needs the security code to authorize the withdrawal.
Read more here:
https://www.nxp.com/docs/en/application-note/AN12196.pdf

Here more explanations about how to make your own cards with LNbits, BTCpay, BoltcardHub etc
https://plebtag.com/write-tags/

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